Essay on Time to Practice 1

965 Words Feb 15th, 2015 4 Pages
University of Phoenix Material

Time to Practice – Week One

Complete both Part A and Part B below.

Part A

Some questions in Part A require that you access data from Statistics for People Who (Think They) Hate Statistics. This data is available through the Student Textbook Resources link.

1. By hand (without using SPSS), compute the mean, median, and mode for the following set of 40 reading scores:
SUMMARY
|31 |32 |43 |42 |
|24 |34 |25 |44 |
|23 |43 |24 |36 |
|25 |41 |23 |28 |
|14 |21 |24 |17 |
|25 |23 |44 |21 |
|13 |26 |23 |32 |
|12 |26 |14 |42 |
|14 |31 |52 |12 |
|23 |42 |32 |34 |

MEAN:
…show more content…
|Special number |Sold |Cost |
|Huge Burger |20 |$2.95 |
|Baby Burger |18 |$1.49 |
|Chicken Littles |25 |$3.50 |
|Porker Burger |19 |$2.95 |
|Yummy Burger |17 |$1.99 |
|Coney Dog |20 |$1.99 |
|Total specials sold |119 | |

4. Suppose you are working with a data set that has some different (much larger or much smaller than the rest of the data) scores. What measure of central tendency would you use and why?

5. For the following set of scores, compute the range, the unbiased and the biased

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